MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external sites, many of which are hosted on disposable domains and appear to be part of a link farm. One high-severity heuristic specifically flags a PDF link to an algorithmically-generated URL, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9897
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://ecolservizinettuno.com/userfiles/files/48450101917.pdf In PDF document text
- http://apart1day.ru/file/84137159416.pdfIn PDF document text
- http://ylpcl.com/ckfinder/userfiles/files/47429430230.pdfIn PDF document text
- https://vegastel.eu/components/com_mijoshop/opencart/image/data/files/23207137162.pdfIn PDF document text
- http://bigbulkbags.com/survey/userfiles/files/kujizabi.pdfIn PDF document text
- http://xn--oy2b9bv81anouola.com/upload/file/202109201245520112.pdfIn PDF document text
- https://binarbaidrealestate.com/public_html/userfiles/file/28098670666.pdfIn PDF document text
- http://boilerservis.ru/uploads/files/92104483024.pdfIn PDF document text
- http://krevue.cz/UserFiles/File/jusimurazowasaseluzabone.pdfIn PDF document text
- http://giadinhlaurenso.org/upload/files/75681580079.pdfIn PDF document text
- http://imaginove.eu/data/Files/94403821042.pdfIn PDF document text
- http://mrspk.com/ckfinder/userfiles/files/61987074818.pdfIn PDF document text
- http://anindecor.pl/files/file/66941579842.pdfIn PDF document text
- https://ambulatorioveterinariosismondi.eu/file/zukegevutaze.pdfIn PDF document text
- https://biodent.ro/m4fm_files/m4news/ck-uploads-files/59764004174.pdfIn PDF document text
- http://ivepe-elearning.gr/assets/UserFiles/mainHome/file/1721070330.pdfIn PDF document text
- http://sage-chem.com/image/files/20210904_125614.pdfIn PDF document text
- http://tonyprins.nl/images/uploads/file/85345264740.pdfIn PDF document text
- http://supermarketdv.ru/files/file/xubaza.pdfIn PDF document text
- https://vargyasnekonyveles.hu/kepek/other/file/zigosuxokodug.pdfIn PDF document text
- https://careerroots.net/ckfinder/userfiles/files/rasot.pdfIn PDF document text
- http://bellina.pl/userfiles/file/jesokagifezizomazeduwide.pdfIn PDF document text
- http://oroblupiscine.it/userfiles/files/19701733046.pdfIn PDF document text
- https://rheinfurth.de/userfiles/file/xipunedubofitivomagerix.pdfIn PDF document text
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/3e2e9b3ee300a2c96d29d12f7c7308c2/tibikaxip.pdfIn PDF document text
- http://t-eamplus.de/web/editor/files/42525712557.pdfIn PDF document text
- https://pottoka.info/files/galeria/files/tozuvevovajugatelobabugo.pdfIn PDF document text
- https://www.pelicanfinancialnetwork.com/ckfinder/userfiles/files/puvimel.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=best+rootable+tabletPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010723.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10723 | 10096 bytes |
SHA-256: 9ad3364b12ca4abd652d10e0a687e9f30b38efae22a1298693ea74cae1be9a1b |
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font_01_sfnt_off00011ddb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DDB | 18580 bytes |
SHA-256: 1763a8843f6eb72b194be1563f0724d52cf81b67c1bab0d2b50e4170da39ab97 |
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font_02_sfnt_off00014e4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E4A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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